Autodesk ( ADSK), which reported its fourth-quarter results on Monday, was a loser in premarket trading as investors responded to weaker-than-expected guidance. Shares of the design software specialist were off 2.29% at $35.78 on share volume of 25,480.

Sirius XM ( SIRI) shares were flat at $3.03, although the satellite radio giant was the most active premarket Nasdaq stock on share volume of 182,299.

Even with a rocky outlook for the tech sector, top analysts are confident that these five 'Strong Buy' tech stocks are poised to explode in 2018. Here are five top stock ideas for your portfolio, including Zynga which is still trading at just $3.72: